/* Menuiserie Mertens — configurateur de projet (03/10/2026). Section #configurateur autonome.
   Palette du site : anthracite #1E1F22, vert #00D623 (texte posé dessus #141414), sable #F5F1EB / #EAE3D9, gris #45464A.
   Angles droits, titres en capitales élargies. Police : héritée du site. */
#configurateur { --cf-nuit: #1E1F22; --cf-nuit2: #2A2B2F; --cf-trait: #45464B; --cf-vert: #00D623; --cf-ink: #141414;
  --cf-sable: #F5F1EB; --cf-sable2: #EAE3D9; --cf-gris: #45464A; --cf-gris-c: #9D9A94; --cf-sur: #C9C6C0; --cf-clair: #AEFFC2; --cf-err: #FFB4A8;
  background: var(--cf-sable); color: var(--cf-nuit); padding: clamp(64px, 9vw, 120px) 24px; scroll-margin-top: 72px; font-family: inherit; }
#configurateur *, #configurateur *::before, #configurateur *::after { box-sizing: border-box; }
#configurateur [hidden] { display: none !important; }
:where(#configurateur) :where(input, select, textarea, button) { font: inherit; letter-spacing: normal; }

.cf-in { max-width: 1320px; margin: 0 auto; }
.cf-eyebrow { font-weight: 600; font-size: 13px; letter-spacing: .22em; text-transform: uppercase; color: #2A2B2E; }
.cf-h2 { margin: 12px 0 0; font-family: var(--f-titre); font-weight: 800; font-stretch: var(--f-larg); font-size: clamp(26px, 3.6vw, 46px); line-height: 1.02; text-transform: uppercase; overflow-wrap: break-word; }
.cf-lead { max-width: 700px; margin: 18px 0 0; font-size: 17px; line-height: 1.65; color: var(--cf-gris); }
.cf-sr { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.cf-panel { position: relative; margin-top: clamp(28px, 4vw, 48px); background: var(--cf-nuit); color: #FFFFFF; border-top: 5px solid var(--cf-vert); padding: clamp(18px, 3.4vw, 48px); }
.cf-fallback { margin: 0; font-size: 16px; line-height: 1.6; }
.cf-fallback a { color: var(--cf-clair); text-decoration: underline; text-underline-offset: 3px; }
#configurateur:not([data-cf-off]) .cf-fallback { display: none; }
#configurateur[data-cf-off] .cf-prog, #configurateur[data-cf-off] form { display: none; }

/* Progression en 4 segments */
.cf-prog { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; list-style: none; margin: 0 0 clamp(24px, 3vw, 38px); padding: 0; }
.cf-prog li { display: block; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--cf-gris-c); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cf-prog li::before { content: ""; display: block; margin-bottom: 9px; height: 5px; background: var(--cf-trait); transition: background .3s; }
.cf-prog li b { font-weight: 800; margin-right: 4px; }
.cf-prog li.is-done::before, .cf-prog li.is-on::before { background: var(--cf-vert); }
.cf-prog li.is-done { color: var(--cf-clair); }
.cf-prog li.is-on { color: #FFFFFF; }

/* Étapes */
.cf-step.cf-fwd { animation: cfAv .4s cubic-bezier(.2, .7, .2, 1) both; }
.cf-step.cf-bwd { animation: cfAr .4s cubic-bezier(.2, .7, .2, 1) both; }
.cf-block:not([hidden]) { animation: cfFondu .35s ease both; }
@keyframes cfAv { from { opacity: 0; transform: translateX(26px); } to { opacity: 1; transform: none; } }
@keyframes cfAr { from { opacity: 0; transform: translateX(-26px); } to { opacity: 1; transform: none; } }
@keyframes cfFondu { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.cf-st { margin: 0 0 8px; font-family: var(--f-titre); font-weight: 800; font-stretch: var(--f-larg); font-size: clamp(20px, 2.4vw, 30px); line-height: 1.05; text-transform: uppercase; outline: none; overflow-wrap: break-word; }
.cf-sub { margin: 0 0 clamp(22px, 3vw, 32px); max-width: 680px; font-size: 16px; line-height: 1.6; color: var(--cf-sur); }
.cf-sub strong { color: #FFFFFF; font-weight: 700; }

/* Questions */
.cf-q { margin: 0 0 30px; padding: 0; border: 0; min-width: 0; }
.cf-lbl { display: block; width: 100%; margin: 0 0 12px; padding: 0; font-size: 16px; font-weight: 700; line-height: 1.35; color: #FFFFFF; }
.cf-fac { font-weight: 500; color: var(--cf-gris-c); }
.cf-aide { margin: -6px 0 12px; font-size: 14px; line-height: 1.5; color: var(--cf-gris-c); }
.cf-err { margin: 12px 0 0; padding: 2px 0 2px 12px; border-left: 3px solid #FF6B57; font-size: 14.5px; font-weight: 600; line-height: 1.45; color: var(--cf-err); }
.cf-bad .cf-chip span, .cf-bad .cf-t { border-color: #FF6B57; }
.cf-inp[aria-invalid="true"] { border-color: #FF6B57; }

/* Cartes de l'étape 1 (texte seul) */
.cf-grp { margin: 0 0 26px; padding: 0; border: 0; min-width: 0; }
.cf-grp > legend { padding: 0; margin: 0 0 12px; font-size: 13px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--cf-clair); }
.cf-grp--autre { margin-bottom: 4px; }
.cf-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.cf-cards--un { grid-template-columns: minmax(0, 1fr); }
.cf-card, .cf-chip { position: relative; }
.cf-card { display: block; min-width: 0; }
.cf-card input, .cf-chip input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; z-index: 1; }
.cf-t { position: relative; display: flex; flex-direction: column; gap: 6px; height: 100%; min-height: 100px; padding: 16px 44px 16px 18px; background: var(--cf-nuit2); border: 1.5px solid var(--cf-trait); transition: background .22s, border-color .22s, color .22s, transform .22s; overflow-wrap: break-word; }
.cf-t .cf-n { font-style: normal; font-size: 12px; font-weight: 700; letter-spacing: .16em; color: var(--cf-vert); transition: color .22s; }
.cf-t b { font-weight: 800; font-stretch: var(--f-larg); font-size: 15px; line-height: 1.15; text-transform: uppercase; }
.cf-t small { font-size: 13.5px; line-height: 1.4; color: var(--cf-sur); transition: color .22s; }
.cf-t::after { content: ""; position: absolute; right: 16px; top: 14px; width: 7px; height: 13px; border: solid var(--cf-ink); border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); opacity: 0; transition: opacity .2s; }
.cf-card--large .cf-t { min-height: 0; flex-direction: row; align-items: center; gap: 18px; padding-block: 18px; }
.cf-card--large small { margin: 0; }
.cf-card input:hover + .cf-t { border-color: var(--cf-vert); }
.cf-card input:checked + .cf-t { background: var(--cf-vert); border-color: var(--cf-vert); color: var(--cf-ink); }
.cf-card input:checked + .cf-t .cf-n, .cf-card input:checked + .cf-t small { color: var(--cf-ink); }
.cf-card input:checked + .cf-t::after { opacity: 1; }
.cf-card--large .cf-t::after { top: 50%; margin-top: -9px; }

/* Pastilles (radios et case « Je ne sais pas encore ») */
.cf-opts { display: flex; flex-wrap: wrap; gap: 10px; }
.cf-chip { display: inline-flex; max-width: 100%; }
.cf-chip span { position: relative; display: flex; align-items: center; min-height: 50px; padding: 12px 18px 12px 46px; background: var(--cf-nuit2); border: 1.5px solid var(--cf-trait); font-size: 15.5px; font-weight: 500; line-height: 1.3; transition: background .22s, border-color .22s, color .22s; }
.cf-chip span::before { content: ""; position: absolute; left: 16px; top: 50%; width: 16px; height: 16px; margin-top: -8px; border: 2px solid var(--cf-gris-c); border-radius: 50%; transition: background .2s, border-color .2s; }
.cf-chip input[type="checkbox"] + span::before { border-radius: 0; }
.cf-chip span::after { content: ""; position: absolute; left: 21px; top: 50%; width: 5px; height: 9px; margin-top: -6px; border: solid var(--cf-vert); border-width: 0 2px 2px 0; transform: rotate(45deg); opacity: 0; }
.cf-chip input:hover + span { border-color: var(--cf-vert); }
.cf-chip input:checked + span { background: var(--cf-vert); border-color: var(--cf-vert); color: var(--cf-ink); font-weight: 600; }
.cf-chip input:checked + span::before { background: var(--cf-ink); border-color: var(--cf-ink); }
.cf-chip input:checked + span::after { opacity: 1; }
.cf-chip--ns { margin-top: 14px; }
.cf-chip--ns span { min-height: 44px; font-size: 14.5px; }
.cf-card input:focus-visible + .cf-t, .cf-chip input:focus-visible + span { outline: 3px solid #FFFFFF; outline-offset: 3px; }

/* Curseur + champ chiffré */
.cf-num { display: flex; align-items: center; gap: clamp(16px, 3vw, 32px); max-width: 640px; }
.cf-curs { flex: 1 1 auto; min-width: 0; }
.cf-range { -webkit-appearance: none; appearance: none; display: block; width: 100%; height: 34px; margin: 0; padding: 0; background: transparent; cursor: pointer; --p: 0%; }
.cf-range::-webkit-slider-runnable-track { height: 6px; background: linear-gradient(to right, var(--cf-vert) var(--p), var(--cf-trait) var(--p)); }
.cf-range::-moz-range-track { height: 6px; background: var(--cf-trait); }
.cf-range::-moz-range-progress { height: 6px; background: var(--cf-vert); }
.cf-range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 26px; height: 26px; margin-top: -10px; background: #FFFFFF; border: 4px solid var(--cf-vert); border-radius: 0; }
.cf-range::-moz-range-thumb { width: 18px; height: 18px; background: #FFFFFF; border: 4px solid var(--cf-vert); border-radius: 0; }
.cf-range:focus-visible { outline: 3px solid #FFFFFF; outline-offset: 3px; }
.cf-range:disabled { opacity: .35; cursor: default; }
.cf-bornes { display: flex; justify-content: space-between; margin-top: 2px; font-size: 12.5px; color: var(--cf-gris-c); }
.cf-nombre { position: relative; flex: 0 0 auto; display: block; width: 130px; }
.cf-nombre .cf-inp { padding-right: 46px; -moz-appearance: textfield; appearance: textfield; font-weight: 700; }
.cf-nombre .cf-inp::-webkit-outer-spin-button, .cf-nombre .cf-inp::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.cf-nombre b { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 14px; font-weight: 600; color: var(--cf-gris-c); pointer-events: none; }

/* Champs */
.cf-inp { display: block; width: 100%; padding: 14px 16px; background: var(--cf-nuit2); border: 1.5px solid var(--cf-trait); border-radius: 0; color: #FFFFFF; font-size: 16px; line-height: 1.4; outline: none; transition: border-color .2s; }
.cf-inp::placeholder { color: var(--cf-gris-c); opacity: 1; }
.cf-inp:focus { border-color: var(--cf-vert); outline: 2px solid #FFFFFF; outline-offset: 2px; }
.cf-inp:disabled { opacity: .4; }
textarea.cf-inp { resize: vertical; min-height: 110px; }
.cf-sel { -webkit-appearance: none; appearance: none; padding-right: 46px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' fill='none' stroke='%2300D623' stroke-width='2.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; }
.cf-sel option { color: #141414; background: #FFFFFF; }
.cf-q[data-q="commune"] { max-width: 520px; }
.cf-q[data-q="description"], .cf-q[data-q="message"], .cf-q[data-q="dimensions"] { max-width: 640px; }
.cf-autre { margin-top: 12px; }

/* Étape 4 : coordonnées + fiche de chantier */
.cf-fin { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(26px, 4.5vw, 64px); align-items: start; }
.cf-fiche { background: var(--cf-sable); color: var(--cf-nuit); border-left: 6px solid var(--cf-vert); padding: clamp(18px, 2.6vw, 30px); }
.cf-fiche-h { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 4px 14px; padding-bottom: 14px; border-bottom: 2px solid var(--cf-nuit); }
.cf-fiche-h b { font-weight: 800; font-stretch: var(--f-larg); font-size: 17px; letter-spacing: .02em; text-transform: uppercase; }
.cf-fiche-h span { font-size: 13px; color: var(--cf-gris); }
.cf-fg { margin-top: 20px; }
.cf-fg h4 { display: flex; align-items: center; gap: 9px; margin: 0 0 4px; font-size: 12px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--cf-gris); }
.cf-fg h4::before { content: ""; width: 9px; height: 9px; background: var(--cf-vert); }
.cf-rows { margin: 0; }
.cf-row { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 4px 16px; padding: 10px 0; border-bottom: 1px dashed #BDB4A5; }
.cf-row:last-child { border-bottom: 0; }
.cf-row dt { margin: 0; font-size: 14px; line-height: 1.4; color: var(--cf-gris); }
.cf-row dd { margin: 0; font-size: 15.5px; font-weight: 600; line-height: 1.4; overflow-wrap: anywhere; white-space: pre-line; }
.cf-row dd.cf-vide { font-weight: 400; font-style: italic; color: #6B6A66; }

.cf-send { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 20px; }
#configurateur a.cf-wa, #configurateur a.cf-ml { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 17px 16px; font-weight: 800; font-stretch: var(--f-larg); font-size: 14.5px; letter-spacing: .05em; line-height: 1.2; text-align: center; text-transform: uppercase; text-decoration: none; transition: background .25s, color .25s, transform .25s; }
#configurateur a.cf-wa { background: var(--cf-vert); color: var(--cf-ink); border: 1.5px solid var(--cf-vert); }
#configurateur a.cf-ml { background: transparent; color: #FFFFFF; border: 1.5px solid rgba(255, 255, 255, .7); }
#configurateur a.cf-wa:hover, #configurateur a.cf-ml:hover { background: #FFFFFF; color: var(--cf-ink); border-color: #FFFFFF; transform: translateY(-2px); }
#configurateur a.cf-wa:focus-visible, #configurateur a.cf-ml:focus-visible { outline: 3px solid #FFFFFF; outline-offset: 3px; }
.cf-send svg { width: 18px; height: 18px; flex: none; }
.cf-status { margin: 16px 0 0; padding: 12px 16px; background: var(--cf-nuit2); border-left: 4px solid var(--cf-vert); font-size: 15px; line-height: 1.55; }
.cf-note { margin: 16px 0 0; font-size: 13.5px; line-height: 1.5; color: var(--cf-gris-c); }

/* Navigation */
.cf-nav { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-top: 10px; padding-top: 24px; border-top: 1px solid var(--cf-trait); }
.cf-next, .cf-back { cursor: pointer; font-weight: 800; font-stretch: var(--f-larg); font-size: 15px; letter-spacing: .06em; text-transform: uppercase; border-radius: 0; transition: background .25s, color .25s, transform .25s; }
.cf-next { margin-left: auto; padding: 17px 32px; background: var(--cf-vert); color: var(--cf-ink); border: 1.5px solid var(--cf-vert); }
.cf-next:hover { background: #FFFFFF; border-color: #FFFFFF; transform: translateY(-2px); }
.cf-back { padding: 15px 24px; background: transparent; color: #FFFFFF; border: 1.5px solid var(--cf-trait); }
.cf-back:hover { border-color: #FFFFFF; }
.cf-next:focus-visible, .cf-back:focus-visible { outline: 3px solid #FFFFFF; outline-offset: 3px; }

@media (max-width: 900px) {
  .cf-fin { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 700px) {
  #configurateur { padding-inline: 16px; }
  .cf-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .cf-cards.cf-cards--un { grid-template-columns: minmax(0, 1fr); }
  .cf-cards:not(.cf-cards--un) > .cf-card:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .cf-t { min-height: 96px; padding: 14px 30px 14px 14px; }
  .cf-t b { font-size: 13px; font-stretch: var(--f-larg); }
  .cf-t::after { right: 11px; }
  .cf-card--large .cf-t { flex-direction: column; align-items: flex-start; gap: 6px; }
  .cf-prog { gap: 6px; }
  .cf-prog li { font-size: 11px; letter-spacing: .04em; }
  .cf-prog li b { margin-right: 2px; }
  .cf-num { flex-wrap: wrap; }
  .cf-curs { flex: 1 1 100%; }
  .cf-send { grid-template-columns: minmax(0, 1fr); }
  .cf-row { grid-template-columns: minmax(0, 1fr); gap: 2px; padding: 9px 0; }
  .cf-nav { flex-direction: column-reverse; align-items: stretch; }
  .cf-next, .cf-back { width: 100%; margin-left: 0; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  .cf-step.cf-fwd, .cf-step.cf-bwd, .cf-block:not([hidden]) { animation: none; }
  #configurateur *, #configurateur *::before, #configurateur *::after { transition: none !important; }
  #configurateur a.cf-wa:hover, #configurateur a.cf-ml:hover, .cf-next:hover { transform: none; }
}